CN213053935U

CN213053935U - Water cooling system for numerical control machine tool

Info

Publication number: CN213053935U
Application number: CN202021867714.XU
Authority: CN
Inventors: 施渭芳; 李剑; 张江; 施伟江
Original assignee: Xinchang Chengxin Hardware Accessories Co ltd
Current assignee: Xinchang Chengxin Hardware Accessories Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-27
Anticipated expiration: 2030-09-01

Abstract

The utility model belongs to the technical field of machine tools, in particular to a water cooling system for a numerical control machine tool, which comprises a frame and a workbench, wherein the water cooling system is arranged on the workbench; the water cooling system comprises a water tank, a first water pump is arranged in the water tank, and a bamboo joint water pipe is arranged at the water outlet end of the first water pump; the water tank is internally provided with a primary filter screen, a secondary filter screen and a second water pump, a partition board is arranged in the purifying filter box, the cavity below the primary filter screen is divided into a first filter cavity and a second filter cavity by the partition board, the second filter cavity is provided with a communicating port communicated with the first filter cavity, the secondary filter screen is arranged on the communicating port, the second water pump is positioned in the second filter cavity, and the output end of the second water pump is communicated into the water tank through a connecting pipe; the workbench is also provided with a sewage discharge port which is communicated to the purifying and filtering box through a pipeline. The utility model discloses set up primary filter screen and second grade filter screen in purifying and filtering the case, improve the filter effect of cooling water through secondary filter.

Description

Water cooling system for numerical control machine tool

Technical Field

The utility model belongs to the technical field of the lathe, especially, relate to a water cooling system for digit control machine tool.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing.

Digit control machine tool is carrying out the course of working, often when some part high temperatures, need utilize water-cooling liquid to cool off, cool off these parts, after traditional water-cooling liquid circulation, every period of time need retrieve it and change, traditional recovery unit is that direct water-cooling liquid is derived and is fallen, then add new water-cooling liquid again, not only cause the waste, and water-cooling liquid is at the in-process of circulation, often carries out simple filtration to it, the filtration pore takes place easily and blocks up moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide a water cooling circulation system for digit control machine tool that filter effect is good.

The purpose of the utility model is realized like this: the utility model provides a water cooling system for digit control machine tool, includes the frame, is located the workstation in the frame, water cooling system set up in the frame, its characterized in that: the water cooling system comprises a water tank, a first water pump is arranged in the water tank and is positioned below the workbench, a bamboo joint water pipe is arranged at the water outlet end of the first water pump, and a port of the bamboo joint water pipe faces a workpiece to be machined above the workbench; the purifying and filtering box is positioned below the workbench, a primary filtering net, a secondary filtering net and a second water pump are arranged in the purifying and filtering box, the primary filtering net is positioned above the secondary filtering net, a partition plate is arranged in the purifying and filtering box and divides a cavity below the primary filtering net into a first filtering cavity and a second filtering cavity, a communicating opening communicated with the first filtering cavity is formed in the second filtering cavity, the secondary filtering net is arranged on the communicating opening, the second water pump is positioned in the second filtering cavity, and the output end of the second water pump is communicated into the water tank through a connecting pipe; the workbench is also provided with a sewage discharge port which is communicated to the inside of the purifying and filtering box through a pipeline and is positioned above the primary filter screen.

By adopting the technical scheme, the water in the water tank is conveyed to the bamboo joint water pipe through the first water pump, and the cooling water is conveyed to the workpiece to be processed through the bamboo joint water pipe, so that the purpose of cooling the workpiece is achieved;

in order to recycle the cooling water, the utility model is provided with a purifying filter box, after the cooling water discharged from the bamboo joint water pipe acts on a workpiece, the cooling water flows to a workbench and flows into the purifying filter box through a sewage discharge port on the workbench, wherein, a primary filter screen filters the larger metal scraps (wires, coils and the like) in the water, the water passing through the primary filter screen flows into a first filter cavity again, because some fine metal particles still remain in the water, a secondary filter screen is adopted to carry out secondary filtration on the water, the water after secondary filtration flows into a second filter cavity again, after reaching a certain amount, the water in the second filter cavity is conveyed into a water tank through a second water pump, thereby achieving the purpose of recycling the water, the water cooling system of the utility model has strong practicability and good filtering effect, and can not exist the problem of incomplete filtration, and the residual metal particles cause the damage of the processed workpiece after the secondary water is acted on the workpiece.

The utility model discloses further set up to: the partition board is divided into a horizontal board and a vertical board which are horizontally arranged, and the communication port is positioned in the middle of the vertical board; the primary filter screen is a metal filter screen; the second-stage filter screen is a non-woven fabric filter screen.

By adopting the technical scheme, because of processing, the most of the produced metal sweeps is bigger, only less part is tiny metal particle, for can reach the purpose of filtering, and can bear, adopt metal filter screen to regard as elementary filter screen to this, water after primary filter screen filters reaches first filter cavity after, under the effect of gravity, those tiny metal particle most deposit in the bottom of first filter cavity, then rise to the intercommunication mouth on water after, flow to the second filter cavity from the intercommunication mouth again, this wherein, the metal particle that suspends in water, can be kept off by second filter screen, thereby reach the purpose of secondary filter, to those metal particle, present general filter screen is difficult to filter, to this the utility model discloses a multilayer non-woven fabrics filter screen filters, this non-woven fabrics filter screen can adopt water thorn non-woven fabrics filter screen, the communicating opening is arranged in the middle of the vertical plate, so that the non-woven fabric filter screen does not need bearing, the service life of the non-woven fabric filter screen is prolonged, and the replacement period is shortened.

The utility model discloses further set up to: the improved filter is characterized in that a scraper is arranged in the first filter cavity, the scraper is close to and parallel to the vertical plate, a pull rod is arranged on the scraper, one end of the pull rod penetrates through the purification filter box and leads to the outside, the pull rod is in sealing connection with the purification filter box and pulls the head of the pull rod, and the scraper is close to or far away from the vertical plate.

Through adopting above-mentioned technical scheme, after long-time work, the metal granules of first filter chamber bottom can increase gradually, for avoiding metal granules to block up the second grade filter screen, to this metal granules in need regularly clearing up first filter chamber, traditional mode generally is shut down the clearance, and is very consuming time, to this the utility model discloses be provided with the scraper blade in first filter chamber, through the pulling pull rod for the metal granules that the scraper blade will be close to the riser removes to keeping away from the riser direction, thereby reaches the purpose of extension clearance cycle, only need finish after processing, clear up again can, very convenient, and save time.

The utility model discloses further set up to: the bottom of the first filtering cavity body is further provided with a chip removal port communicated to the outside, and a chip removal valve is arranged on the chip removal port.

Through adopting above-mentioned technical scheme, come to clear up the metal particle in the first filter chamber through setting up chip removal mouth and chip removal valve, it is very convenient.

The utility model discloses further set up to: the water tank is also internally provided with a water level sensor for measuring the internal water level, a water inlet pipe for externally connecting with a tap water pipe, an electric valve arranged on the water inlet pipe and a controller, the water level sensor sends detected information to the controller after conversion, and the controller controls the opening and closing of the electric valve according to a water level signal.

Through adopting above-mentioned technical scheme, present general water tank all adopts manual mode to open the floodgate and intakes, and is very inconvenient, to this the utility model discloses be provided with level sensor, motorised valve and controller in the water tank, when level sensor detects the water level in the water tank not enough, come the motorised valve to open through the controller, and then make the inlet tube of external water pipe to turn on the water to the water tank in, after the water level rises to a take the altitude, break off the motorised valve again to improve work efficiency.

The utility model has the advantages that:

1. set up primary filter screen and second grade filter screen in purifying the rose box, improve the filter effect of cooling water through secondary filter.

2. Set up scraper blade and pull rod in purifying the rose box, through the pulling pull rod for the metal particle that the scraper blade will be close to the riser removes to keeping away from the riser direction, thereby reaches the purpose of extension clearance cycle, only need after processing finishes, clear up again can, very convenient, and save time.

3. A water level sensor, an electric valve and a controller are arranged in the water tank to improve the water inlet efficiency of the water tank.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

the reference numbers in the figures are: 1. a frame; 2. a work table; 21. a sewage discharge port; 3. a water cooling system; 31. a water tank; 311. a first water pump; 312. bamboo joint water pipes; 313. a water level sensor; 314. a water inlet pipe; 315. an electrically operated valve; 32. a purifying and filtering tank; 321. a primary filter screen; 322. a secondary filter screen; 323. a second water pump; 324. a transverse plate; 325. a vertical plate; 3251. a communication port; 326. a squeegee; 327. a pull rod; 328. a chip removal port; 329. a chip removal valve; 33. a first filter chamber; 34. a second filter chamber.

Detailed Description

In order to make the technical solutions in the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings:

a water cooling system 3 for a numerical control machine tool is shown in figure 1 and comprises a frame 1 and a workbench 2 positioned on the frame 1, wherein the water cooling system 3 is arranged on the frame 1; the water cooling system 3 comprises a water tank 31, a first water pump 311 is arranged in the water tank 31 and is positioned below the workbench 2, a bamboo joint water pipe 312 is arranged at the water outlet end of the first water pump 311, and a port of the bamboo joint water pipe 312 faces a workpiece to be machined above the workbench 2; the purification and filtration tank 32 is positioned below the workbench 2, a primary filter screen 321, a secondary filter screen 322 and a second water pump 323 are arranged in the purification and filtration tank 32, the primary filter screen 321 is positioned above the secondary filter screen 322, a partition plate is arranged in the purification and filtration tank 32, the partition plate divides a cavity below the primary filter screen 321 into a first filter cavity 33 and a second filter cavity 34, a communication port 3251 communicated with the first filter cavity 33 is formed in the second filter cavity 34, the secondary filter screen 322 is arranged on the communication port 3251, the second water pump 323 is positioned in the second filter cavity 34, and the output end of the second water pump 323 is communicated into the water tank 31 through a connecting pipe; the workbench 2 is further provided with a sewage discharge port 21, and the sewage discharge port 21 is communicated to the purifying and filtering box 32 through a pipeline and is positioned above the primary filter screen 321.

The water in the water tank 31 is conveyed to the bamboo joint water pipe 312 through the first water pump 311, and the cooling water is conveyed to the workpiece to be processed through the bamboo joint water pipe 312, so that the purpose of cooling the workpiece is achieved;

in order to recycle the cooling water, the utility model is provided with a purifying and filtering box 32, after the cooling water discharged from the bamboo joint water pipe 312 acts on the workpiece, the cooling water flows to the workbench 2 and flows to the purifying and filtering box 32 through the sewage discharge port 21 on the workbench 2, wherein, the primary filter screen 321 filters the larger metal scraps (wires, coils, etc.) in the water, the water passing through the primary filter screen 321 flows into the first filter cavity 33 again, because some finer metal particles still remain in the water, the secondary filter screen 322 is adopted to carry out secondary filtration for the water, the water after secondary filtration flows into the second filter cavity 34 again, after reaching a certain amount, the water in the second filter cavity 34 is conveyed to the water tank 31 through the second water pump 323, thereby achieving the purpose of water recycling, the water cooling system 3 of the utility model has strong practicability and good filtering effect, the problem that after the water which is subjected to secondary utilization acts on the workpiece due to incomplete filtration, the workpiece which is processed is damaged due to the residual metal particles is solved.

The partition board is divided into a horizontal board 324 and a vertical board 325 which are horizontally arranged, and the communication port 3251 is positioned in the middle of the vertical board 325; the primary filter screen 321 is a metal filter screen; the secondary filter screen 322 is a non-woven fabric filter screen.

Because the processing is carried out, most of the generated metal scraps are large in volume, only a small part of the metal scraps are fine metal particles, in order to achieve the purposes of filtering and bearing, the metal filter screen is adopted as the primary filter screen 321, after the water filtered by the primary filter screen 321 reaches the first filter cavity 33, most of the fine metal particles are deposited at the bottom of the first filter cavity 33 under the action of gravity, and then the water rises to the communication port 3251 and flows to the second filter cavity 34 from the communication port 3251, wherein the metal particles suspended in the water are blocked by the second filter screen, so that the purpose of secondary filtering is achieved, for the metal particles, the common filter screens are difficult to filter, therefore, the utility model discloses a multilayer non-woven fabric filter screen for filtering, the non-woven fabric spunlace filter screen can be adopted, with the intercommunication mouth 3251 setting in the middle part of riser 325 to make the non-woven fabrics filter screen not need the bearing, and then improve its life, reduce the change cycle.

A scraper 326 is arranged in the first filtering cavity 33, the scraper 326 is close to and parallel to the vertical plate 325, a pull rod 327 is arranged on the scraper 326, one end of the pull rod 327 penetrates through the purifying and filtering box 32 and leads to the outside, the pull rod 327 is connected with the purifying and filtering box 32 in a sealing mode, the head of the pull rod 327 is pulled, and the scraper 326 is close to or far away from the vertical plate 325.

After long-time work, the metal particle of first filter chamber 33 bottom can increase gradually, for avoiding metal particle to block up second grade filter screen 322, to this need regularly clear up the metal particle in first filter chamber 33, and traditional mode is generally to shut down the clearance, and is very consuming time, to this the utility model discloses be provided with scraper blade 326 in first filter chamber 33, through pulling pull rod 327, make scraper blade 326 will be close to the metal particle of riser 325 and remove to keeping away from riser 325 direction, thereby reach the purpose of extension clearance cycle, only need process the back of finishing, clear up again can, very convenient, and save time.

Preferably, the bottom of the first filtering cavity 33 is further provided with a chip removal port 328 which leads to the outside, and the chip removal valve 329 is arranged on the chip removal port 328. The chip removal port 328 and the chip removal valve 329 are arranged to clean the metal particles in the first filtering cavity 33, which is very convenient.

Preferably, a water level sensor 313 for measuring an internal water level, a water inlet pipe 314 for externally connecting a tap water pipe, an electric valve 315 arranged on the water inlet pipe 314 and a controller are further arranged in the water tank 31, the water level sensor 313 converts detected information and then sends the converted information to the controller, and the controller controls the opening and closing of the electric valve 315 according to a water level signal.

Present general water tank 31 all adopts manual mode to open the floodgate and intakes, and is very inconvenient, and is here the utility model discloses be provided with level sensor 313, motorised valve 315 and controller in water tank 31, when level sensor 313 detected the water level in the water tank 31 not enough, come motorised valve 315 to open through the controller, and then make external water pipe's inlet tube 314 to the water tank 31 in turn on the water, after the water level rose to a take the altitude, break off motorised valve 315 again to improve work efficiency.

The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a water cooling system (3) for digit control machine tool, includes frame (1), is located workstation (2) on frame (1), water cooling system (3) set up in on frame (1), its characterized in that: the water cooling system (3) comprises a water tank (31) which is positioned below the workbench (2) and is internally provided with a first water pump (311), a bamboo joint water pipe (312) is arranged at the water outlet end of the first water pump (311), and the port of the bamboo joint water pipe (312) faces to a workpiece to be machined above the workbench (2); the purification and filtration tank (32) is positioned below the workbench (2), a primary filter screen (321), a secondary filter screen (322) and a second water pump (323) are arranged in the purification and filtration tank (32), the primary filter screen (321) is positioned above the secondary filter screen (322), a partition plate is arranged in the purification and filtration tank (32), the partition plate divides a cavity below the primary filter screen (321) into a first filter cavity (33) and a second filter cavity (34), a communication port (3251) communicated with the first filter cavity (33) is formed in the second filter cavity (34), the secondary filter screen (322) is arranged on the communication port (3251), the second water pump (323) is positioned in the second filter cavity (34), and the output end of the second water pump is communicated into the water tank (31) through a connecting pipe; still seted up sewage row mouth (21) on workstation (2), sewage row mouth (21) lead to through the pipeline in purifying and filtering case (32), and be located the top of primary filter screen (321).

2. The water cooling system (3) for the numerical control machine tool according to claim 1, characterized in that: the primary filter screen (321) is a metal filter screen.

3. The water cooling system (3) for the numerical control machine tool according to claim 1, characterized in that: the secondary filter screen (322) is a non-woven fabric filter screen.

4. The water cooling system (3) for the numerical control machine tool according to claim 3, characterized in that: the baffle is divided into horizontal board (324) and the riser (325) of vertical setting of level setting, intercommunication mouth (3251) are located the middle part of riser (325).

5. The water cooling system (3) for the numerical control machine tool according to claim 4, characterized in that: be provided with scraper blade (326) in first filter chamber body (33), scraper blade (326) are close to and are on a parallel with riser (325), be provided with pull rod (327) on scraper blade (326), pull rod (327) one end is run through purify filter box (32) and lead to the outside, pull rod (327) with purify filter box (32) sealing connection, the pulling pull rod (327) head, scraper blade (326) to riser (325) are close to or keep away from.

6. A water cooling system (3) for a numerical control machine tool according to claim 4 or 5, characterized in that: the bottom of the first filtering cavity (33) is also provided with a chip removal port (328) leading to the outside, and the chip removal valve (329) is arranged on the chip removal port (328).

7. The water cooling system (3) for the numerical control machine tool according to claim 1, characterized in that: the water tank (31) is also internally provided with a water level sensor (313) for measuring the internal water level, a water inlet pipe (314) for being externally connected with a tap water pipe, an electric valve (315) arranged on the water inlet pipe (314) and a controller, the water level sensor (313) sends detected information to the controller after conversion, and the controller controls the opening and closing of the electric valve (315) according to a water level signal.